What fraction pairs are equivalent​ fractions?1/8 and​ 1/2 1/8 and​ 2/16 1/8 and​ 8/32 ​1/8 and​ 3/9

Can someone me and plz do the problem

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?